SINGER W910 - Manual (Page 40)

adjusting
bobbin winder
It mav be sometime required to adjust
the level of rear top thread guide to
conform with the level of bobbin winder,
especially, when thread winds unevenly
on bobbin.
If the thread winds unevenly on bobbin
as shown (AS, loosen set screw of rear top
thread guide and move the thread guide
up slightly. If the thread winds as shown
(B), move the thread guide down slightly.
15~o
Q
Co
O
(B)
I
I
I
(1
(2S
adjusting and changing
MOTOR BELT
Following are the instructions for adjust­
ing and changing the motor belt:
Remove four screws holding rear
cover by tipping it out at the bottorn
and pivoting around the hand wheel
away from the front of the machine.
To adjust motor belt, loosen screws
(A)and move bracket (B)up to loosen
belt and down to tighten.
(3) To remove motor belt:
• Remove top cover.
• Loosen clutch (C).
•
Loosen screws (A) and move
bracket (B) to its highest posi-
• Slip belt off motor pulley and
then over hand wheel.
• Replace motor belt by slipping it
over hand wheel and then over
motor pulley.
• Adjust as noted under No. 2.
40